mirror of https://github.com/tongzx/nt5src
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
153 lines
6.3 KiB
153 lines
6.3 KiB
//=--------------------------------------------------------------------------=
|
|
// AutoObj.H
|
|
//=--------------------------------------------------------------------------=
|
|
// Copyright 1995-1996 Microsoft Corporation. All Rights Reserved.
|
|
//
|
|
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
|
|
// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
|
|
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
|
|
// PARTICULAR PURPOSE.
|
|
//=--------------------------------------------------------------------------=
|
|
//
|
|
// all of our objects will inherit from this class to share as much of the same
|
|
// code as possible. this super-class contains the unknown and dispatch
|
|
// implementations for them.
|
|
//
|
|
#ifndef _AUTOOBJ_H_
|
|
|
|
// all automation objects will use the Unknown object that supports aggegation.
|
|
//
|
|
#include "Unknown.H"
|
|
|
|
//=--------------------------------------------------------------------------=
|
|
// the constants in this header file uniquely identify your automation objects.
|
|
// make sure that for each object you have in the g_ObjectInfo table, you have
|
|
// a constant in this header file.
|
|
//
|
|
#include "LocalSrv.H"
|
|
#include "extobj.h"
|
|
|
|
//=--------------------------------------------------------------------------=
|
|
// AUTOMATIONOBJECTINFO
|
|
//=--------------------------------------------------------------------------=
|
|
// for each automation object type you wish to expose to the programmer/user
|
|
// that is not a control, you must fill out one of these structures. if the
|
|
// object isn't CoCreatable, then the first four fields should be empty.
|
|
// otherwise, they should be filled in with the appropriate information.
|
|
// use the macro DEFINE_AUTOMATIONOBJECT to both declare and define your object.
|
|
// make sure you have an entry in the global table of objects, g_ObjectInfo
|
|
// in the main .Cpp file for your InProc server.
|
|
//
|
|
typedef struct {
|
|
|
|
UNKNOWNOBJECTINFO unknowninfo; // fill in with 0's if we're not CoCreatable
|
|
long lVersion; // Version number of Object. ONLY USE IF YOU'RE CoCreatable!
|
|
const IID *riid; // object's type
|
|
LPCSTR pszHelpFile; // the helpfile for this automation object.
|
|
ITypeInfo *pTypeInfo; // typeinfo for this object
|
|
UINT cTypeInfo; // number of refs to the type info
|
|
|
|
} AUTOMATIONOBJECTINFO;
|
|
|
|
// macros to manipulate the AUTOMATIONOBJECTINFO in the global table table.
|
|
//
|
|
#define VERSIONOFOBJECT(index) ((AUTOMATIONOBJECTINFO *)(g_ObjectInfo[(index)]).pInfo)->lVersion
|
|
#define INTERFACEOFOBJECT(index) *(((AUTOMATIONOBJECTINFO *)(g_ObjectInfo[(index)]).pInfo)->riid)
|
|
#define PPTYPEINFOOFOBJECT(index) &((((AUTOMATIONOBJECTINFO *)(g_ObjectInfo[(index)]).pInfo)->pTypeInfo))
|
|
#define PTYPEINFOOFOBJECT(index) ((AUTOMATIONOBJECTINFO *)(g_ObjectInfo[(index)]).pInfo)->pTypeInfo
|
|
#define CTYPEINFOOFOBJECT(index) ((AUTOMATIONOBJECTINFO *)(g_ObjectInfo[(index)]).pInfo)->cTypeInfo
|
|
#define HELPFILEOFOBJECT(index) ((AUTOMATIONOBJECTINFO *)(g_ObjectInfo[(index)]).pInfo)->pszHelpFile
|
|
|
|
|
|
#ifndef INITOBJECTS
|
|
|
|
#define DEFINE_AUTOMATIONOBJECT(name, clsid, objname, fn, ver, riid, pszh) \
|
|
extern AUTOMATIONOBJECTINFO name##Object \
|
|
|
|
#else
|
|
#define DEFINE_AUTOMATIONOBJECT(name, clsid, objname, fn, ver, riid, pszh) \
|
|
AUTOMATIONOBJECTINFO name##Object = { { clsid, objname, fn }, ver, riid, pszh, NULL, 0} \
|
|
|
|
#endif // INITOBJECTS
|
|
|
|
//=--------------------------------------------------------------------------=
|
|
// Standard Dispatch and SupportErrorInfo
|
|
//=--------------------------------------------------------------------------=
|
|
// all objects should declare these in their class definitions so that they
|
|
// get standard implementations of IDispatch and ISupportErrorInfo.
|
|
//
|
|
#define DECLARE_STANDARD_DISPATCH() \
|
|
STDMETHOD(GetTypeInfoCount)(UINT *pctinfo) { \
|
|
return CAutomationObject::GetTypeInfoCount(pctinfo); \
|
|
} \
|
|
STDMETHOD(GetTypeInfo)(UINT itinfo, LCID lcid, ITypeInfo **ppTypeInfoOut) { \
|
|
return CAutomationObject::GetTypeInfo(itinfo, lcid, ppTypeInfoOut); \
|
|
} \
|
|
STDMETHOD(GetIDsOfNames)(REFIID riid, OLECHAR **rgszNames, UINT cnames, LCID lcid, DISPID *rgdispid) { \
|
|
return CAutomationObject::GetIDsOfNames(riid, rgszNames, cnames, lcid, rgdispid); \
|
|
} \
|
|
STDMETHOD(Invoke)(DISPID dispid, REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pdispparams, VARIANT *pVarResult, EXCEPINFO *pexcepinfo, UINT *puArgErr) { \
|
|
return CAutomationObject::Invoke(dispid, riid, lcid, wFlags, pdispparams, pVarResult, pexcepinfo, puArgErr); \
|
|
} \
|
|
|
|
|
|
#define DECLARE_STANDARD_SUPPORTERRORINFO() \
|
|
STDMETHOD(InterfaceSupportsErrorInfo)(REFIID riid) { \
|
|
return CAutomationObject::InterfaceSupportsErrorInfo(riid); \
|
|
} \
|
|
|
|
enum {EXPANDO_DISABLED=FALSE, EXPANDO_ENABLED=TRUE};
|
|
|
|
//=--------------------------------------------------------------------------=
|
|
// CAutomationObject
|
|
//=--------------------------------------------------------------------------=
|
|
// global class that all automation objects can inherit from to give them a
|
|
// bunch of implementation for free, namely IDispatch and ISupportsErrorInfo
|
|
//
|
|
//
|
|
class CAutomationObject : public CUnknownObject {
|
|
|
|
public:
|
|
// aggreation query interface support
|
|
//
|
|
virtual HRESULT InternalQueryInterface(REFIID riid, void **ppvObjOut);
|
|
|
|
// IDispatch methods
|
|
//
|
|
STDMETHOD(GetTypeInfoCount)(UINT *);
|
|
STDMETHOD(GetTypeInfo)(UINT, LCID, ITypeInfo **);
|
|
STDMETHOD(GetIDsOfNames)(REFIID, OLECHAR **, UINT, LCID, DISPID *);
|
|
STDMETHOD(Invoke)(DISPID, REFIID, LCID, WORD, DISPPARAMS *, VARIANT *, EXCEPINFO *, UINT *);
|
|
|
|
// ISupportErrorInfo methods
|
|
//
|
|
STDMETHOD(InterfaceSupportsErrorInfo)(REFIID);
|
|
|
|
CAutomationObject(IUnknown *, int , void *, BOOL fExpandoEnabled=FALSE);
|
|
virtual ~CAutomationObject();
|
|
|
|
// callable functions -- things that most people will find useful.
|
|
//
|
|
virtual HINSTANCE GetResourceHandle(void);
|
|
HRESULT Exception(HRESULT hr, WORD idException, DWORD dwHelpContextID);
|
|
|
|
protected:
|
|
// member variables that derived objects might need to get at information in the
|
|
// global object table
|
|
//
|
|
int m_ObjectType;
|
|
|
|
private:
|
|
// member variables we don't share.
|
|
//
|
|
BYTE m_fLoadedTypeInfo;
|
|
BYTE m_fExpandoEnabled;
|
|
CExpandoObject* m_pexpando;
|
|
};
|
|
|
|
|
|
#define _AUTOOBJ_H_
|
|
#endif // _AUTOOBJ_H_
|
|
|
|
|
|
|